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([177.95.89.231]) by smtp.gmail.com with ESMTPSA id s9-20020a4a9689000000b005255e556399sm11985361ooi.43.2023.03.27.15.50.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Mar 2023 15:50:41 -0700 (PDT) From: Daniel Henrique Barboza To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, alistair.francis@wdc.com, bmeng@tinylab.org, liweiwei@iscas.ac.cn, zhiwei_liu@linux.alibaba.com, palmer@rivosinc.com, richard.henderson@linaro.org, Daniel Henrique Barboza Subject: [PATCH v2 15/19] target/riscv: remove cpu->cfg.ext_v Date: Mon, 27 Mar 2023 19:49:30 -0300 Message-Id: <20230327224934.363314-16-dbarboza@ventanamicro.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230327224934.363314-1-dbarboza@ventanamicro.com> References: <20230327224934.363314-1-dbarboza@ventanamicro.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::234; envelope-from=dbarboza@ventanamicro.com; helo=mail-oi1-x234.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Create a new "v" RISCVCPUMisaExtConfig property that will update env->misa_ext* with RVV. Instances of cpu->cfg.ext_v and similar are replaced with riscv_has_ext(env, RVV). Remove the old "v" property and 'ext_v' from RISCVCPUConfig. Signed-off-by: Daniel Henrique Barboza --- target/riscv/cpu.c | 12 +++++------- target/riscv/cpu.h | 1 - 2 files changed, 5 insertions(+), 8 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index e02d6f06e8..a916252077 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -877,7 +877,7 @@ static void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp) } /* The V vector extension depends on the Zve64d extension */ - if (cpu->cfg.ext_v) { + if (riscv_has_ext(env, RVV)) { cpu->cfg.ext_zve64d = true; } @@ -959,7 +959,7 @@ static void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp) cpu->cfg.ext_zksh = true; } - if (cpu->cfg.ext_v) { + if (riscv_has_ext(env, RVV)) { int vext_version = VEXT_VERSION_1_00_0; if (!is_power_of_2(cpu->cfg.vlen)) { error_setg(errp, @@ -1116,7 +1116,7 @@ static void riscv_cpu_sync_misa_cfg(CPURISCVState *env) if (riscv_has_ext(env, RVH)) { ext |= RVH; } - if (riscv_cpu_cfg(env)->ext_v) { + if (riscv_has_ext(env, RVV)) { ext |= RVV; } if (riscv_has_ext(env, RVJ)) { @@ -1454,6 +1454,8 @@ static const RISCVCPUMisaExtConfig misa_ext_cfgs[] = { .misa_bit = RVH, .enabled = true}, {.name = "x-j", .description = "Dynamic translated languages", .misa_bit = RVJ, .enabled = false}, + {.name = "v", .description = "Vector operations", + .misa_bit = RVV, .enabled = false}, }; static void riscv_cpu_add_misa_properties(Object *cpu_obj) @@ -1477,7 +1479,6 @@ static void riscv_cpu_add_misa_properties(Object *cpu_obj) static Property riscv_cpu_extensions[] = { /* Defaults for standard extensions */ DEFINE_PROP_BOOL("g", RISCVCPU, cfg.ext_g, false), - DEFINE_PROP_BOOL("v", RISCVCPU, cfg.ext_v, false), DEFINE_PROP_UINT8("pmu-num", RISCVCPU, cfg.pmu_num, 16), DEFINE_PROP_BOOL("sscofpmf", RISCVCPU, cfg.ext_sscofpmf, false), DEFINE_PROP_BOOL("Zifencei", RISCVCPU, cfg.ext_ifencei, true), @@ -1570,7 +1571,6 @@ static Property riscv_cpu_extensions[] = { static void register_cpu_props(Object *obj) { RISCVCPU *cpu = RISCV_CPU(obj); - uint32_t misa_ext = cpu->env.misa_ext; Property *prop; DeviceState *dev = DEVICE(obj); @@ -1580,8 +1580,6 @@ static void register_cpu_props(Object *obj) * later on. */ if (cpu->env.misa_ext != 0) { - cpu->cfg.ext_v = misa_ext & RVV; - /* * We don't want to set the default riscv_cpu_extensions * in this case. diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 43a40ba950..c0280ace2a 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -419,7 +419,6 @@ typedef struct { struct RISCVCPUConfig { bool ext_g; - bool ext_v; bool ext_zba; bool ext_zbb; bool ext_zbc;